On Mon, 1 Sep 2003 11:18:30 +0300 (EEST)
Ville Nuorvala <vnuorval@xxxxxxxxxx> wrote:
> Unfortunately the IPv6 tunneling spec (RFC2473) is broken on this point :(
> I should probably raise this issue on the IETF ipv6 WG mailing list.
...
> The first problem is, that the way to generate the interface-identifier
> isn't currently specified in the tunnel spec.
...
> The second problem is, that this method alone doesn't yet guarantee
> unique identifiers to the two tunnel endpoints.
This is exactly what I was thinking. I really don't think link-
local addresses make any sense on a software device such as the
ipip6 tunnels.